body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    text-align: center;
}

.container {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 24px;
}

.input-container {
    display: flex;
    flex-direction: column;
    margin: 10px 0;
}

input, select {
    padding: 10px;
    margin: 5px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    padding: 10px;
    background-color: #007BFF;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.result {
    margin-top: 20px;
    font-weight: bold;
}
